UNC Torx Socket Countersunk Screw Grade-12.9 B18.3
D | d max | d min | dk min | k ref | t ref | y min |
---|---|---|---|---|---|---|
No.4 | 0.1120 | 0.1075 | 0.2180 | 0.0830 | TX-9 | 0.0550 |
No.5 | 0.1250 | 0.1202 | 0.2400 | 0.0900 | TX-10 | 0.0360 |
No.6 | 0.1380 | 0.1329 | 0.2630 | 0.0970 | TX-15 | 0.0660 |
No.8 | 0.1640 | 0.1585 | 0.3110 | 0.1120 | TX-20 | 0.0760 |
No.10 | 0.1900 | 0.1840 | 0.3590 | 0.1270 | TX-25 | 0.0870 |
1/4" | 0.2500 | 0.2435 | 0.4800 | 0.1610 | TX-30 | 0.1110 |
5/16" | 0.3125 | 0.3053 | 0.6000 | 0.1980 | TX-40 | 0.1350 |
3/8" | 0.3750 | 0.3678 | 0.7200 | 0.2340 | TX-45 | 0.1590 |
7/16" | 0.4375 | 0.4294 | 0.7810 | 0.2340 | TX-50 | 0.1590 |
1/2" | 0.5000 | 0.4919 | 0.8720 | 0.2510 | TX-50 | 0.1720 |
5/8" | 0.6250 | 0.6163 | 1.1120 | 0.3240 | TX-55 | 0.2200 |
3/4" | 0.7500 | 0.7406 | 1.3550 | 0.3960 | TX-60 | 0.2200 |
Weight | 0.0000 |
---|---|
Material | Grade-12.9 |
Standard Number | B18.3 |
Second Standard | - |
Drive | Torx,hexalobular,socket |
Head | COUNTERSUNK |
American Generic Brand Term | FLAT,TORX |
Diameter | No.4,No.5,No.6,No.8,No.10,1/4",5/16",3/8",7/16",1/2",5/8",3/4",7/8",1" |
Length | 1/8"3/16",1/4",5/16",3/8",1/2",5/8",3/4",7/8",1.",1.1/8",1.1/4",1.3/8",1.1/2",1.5/8",1.3/4",2.",2.1/4",2.3/8",2.1/2",2.3/4",3.",3.1/4",3.1/2",3.3/4",4.",4.1/4",4.1/2",4.3/4",5.",6.",8." |